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... tLE eviedad Corrected, wiha dditiona] ,Newcastle: Joseph Barlow, and all Booksellers. [22 PlACTICAL MECUANICS. JOURNAL PART 87, JuNE, 1855-le, ILLUSTRATWNS-LacC ?? Mr G. A. Cox's SELF-AO TINrpkte EAN WINDINGo MACHINE, and T4 Wood Engravings. 1 ONTENIS :-Early History of the Steam Engine W-Self-aoting Yarn Winding Macbine-The Society ot Arts Exhibition-The Royal Academy-Amerioan Notes-Amerioan ...